How accurate is a professional diamond testing machine? This is the question the Diamond Producers Association set..
It's estimated that the last dedicated mining for diamonds will happen in about 60 years. By that time, most of the..
Recently, K. Rosengart announced that we added a new quality of diamonds to our assortment of goods. In my email, I..
Last week I had the pleasure of attending the America Gem Society (AGS) Conclave event in the great Emerald City,..